How To Take A Screenshot / Screen Capture With Nexus 4
In order to Take A screenshot in Nexus 4 device ,
1. Navigate to the screen / area you want to screenshot
2. When ready Hold down both the POWER button and the VOLUME DOWN button at the same time until the screenshot is taken
3. It will be saved in your gallery folder in your Google Nexus 4 . To share the screenshot on your device you can do it directly from notification bar. In the notification bar, drag the notification down and you can see the option to share directly from there.
About phone
LG Nexus 4 smartphone comes with a 4.70-inch touchscreen display with 768 pixels by 1280 pixels of resolution. The phone is powered by 1.5GHz quad-core Qualcomm Snapdragon S4 Pro processor.It has 2GB of RAM and 16GB of internal storage. It runs on Android 4.2.2 and it is powered by a 2100mAh nonremovable battery.
This tutorial also applies for Taking a screenshot in Nexus 5 and Nexus 10 . Let us know in comments if you have questions.